Extension Shaft: 1-1/4"-7(male) to 1-1/4"-7(female)
Size Available: 12"
This extension shaft is for core drill machines and core bits threaded with 1-1/4"-7
- Tube Length: 14” Heavy Duty Steel Tube
- Segment Height: Laser Welded 10mm
- Drilling Depth: 14”
- Drilling Method: Wet only.
- Equipment Types: Hand-Held Core Drill and Rig-Mounted Core Drill.
- Application: For general purpose wet drilling on cured concrete with hard aggregate and medium to heavy steel reinforcement, and asphalt overlay on concrete.